Search research articles

Related Concept Videos

Lateralization

Lateralization

Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.

Muscles of the Forearm that Move the Hand and Fingers

Muscles of the Forearm that Move the Hand and Fingers

The muscles of the forearm that move the wrist, hand, and digits are numerous and diverse. They can be classified into two groups based on their location and function — the anterior and posterior compartment muscles.
Anterior Compartment
The anterior compartment muscles originate from the humerus. They primarily function as flexors and are also known as flexor muscles. They typically insert on the carpals, metacarpals, and phalanges. The superficial layer includes the flexor carpi...

Handwashing III: During the Procedure and Post-Procedure Steps

Handwashing III: During the Procedure and Post-Procedure Steps

To wash hands properly, follow these steps:

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Telephone Games: How Issues With Common Citation Practices Established the Inverse Efficiency Score.

Experimental psychology·2026

Same author

Compatibility Effects With Simple Lever Tools: A Replication and Extension Beyond Simple Button Responses.

Human factors·2026

Same author

Is multitasking efficient? Different metrics, different conclusions.

Psychological research·2026

Same author

An attempt to replicate action-effect learning and its generalization without stimulus-stimulus learning.

Psychological research·2026

Same author

Ten years Diffusion Model for Conflict (DMC) tasks: Theoretical foundations, applications, practical recommendations, and open challenges.

Psychonomic bulletin & review·2026

Same author

Modality-general sensitivity of pupil responses to regularity violations.

Cognitive, affective & behavioral neuroscience·2026

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Video

Updated: Apr 27, 2026

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Published on: April 21, 2023

Garner-Interference in left-handed awkward grasping.

Owino Eloka¹, Felix Feuerhake, Markus Janczyk

¹Department of Psychology, University of Hamburg, Von-Melle-Park 5, 20146, Hamburg, Germany, owino.eloka@googlemail.com.

Psychological Research

|July 2, 2014

Summary

The Perception-Action Model (PAM) is challenged by new findings. Even actions thought to be controlled by the ventral pathway show analytical processing, contradicting the model's core claims.

More Related Videos

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Published on: March 21, 2025

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

Related Experiment Videos

Last Updated: Apr 27, 2026

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Estimation of Contact Regions Between Hands and Objects During Human Multi-Digit Grasping

Published on: April 21, 2023

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Block Building Task Identifies Distinct Groups of Left/Right-hand Choice Patterns After Unilateral Peripheral Nerve Injury

Published on: March 21, 2025

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Frame-by-Frame Video Analysis of Idiosyncratic Reach-to-Grasp Movements in Humans

Published on: January 15, 2018

Area of Science:

Visual neurosciences
Cognitive neuroscience
Psychology

Background:

The Perception-Action Model (PAM) proposes distinct pathways for vision guiding action (dorsal) and perception (ventral).
PAM suggests the dorsal pathway handles natural actions analytically, while the ventral pathway manages awkward actions.
This model aims to unify data from neuropsychological patients and behavioral experiments.

Purpose of the Study:

To test core claims of the Perception-Action Model regarding visual processing pathways.
To investigate whether specific action types are exclusively processed by dorsal or ventral visual streams.
To determine if only the dorsal pathway exhibits analytical processing capabilities.

Main Methods:

Utilized behavioral experiments with healthy participants.
Employed the same analytical processing test as Ganel and Goodale (2003).
Compared analytical processing during right-handed precision grasping (presumed dorsal) and left-handed awkward grasping (presumed ventral).

Main Results:

Left-handed awkward grasping demonstrated analytical processing, similar to right-handed natural precision grasping.
Contrary to PAM predictions, ventral-associated actions exhibited analytical capabilities.
The findings indicate that the dorsal and ventral pathways may not function as distinctly as proposed by PAM.

Conclusions:

The results contradict the Perception-Action Model's assertion that only the dorsal pathway performs analytical processing.
The study highlights an inconsistency within the PAM, suggesting a need for model revision.
Visual processing for action and perception may involve more integrated or overlapping mechanisms than previously theorized.